1 ene 1852 año - Morse Code System Developed
Descripción:
The invention of Morse Code gave the telegraph technology it's most practical purpose. This is the first example of long distance electronic communication on a consumer scale.
Laurence Turnbull, Electro-magnetic telegraph, p. 77, Philadelphia: A. Hart, 1853 OCLC 60717772
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1 ene 1852 año
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~ 173 years ago